106556665055 has 16 divisors (see below), whose sum is σ = 129766471680. Its totient is φ = 83984348448.

The previous prime is 106556665049. The next prime is 106556665099. The reversal of 106556665055 is 550566655601.

It is a cyclic number.

It is not a de Polignac number, because 106556665055 - 2²⁶ = 106489556191 is a prime.

It is a super-2 number, since 2×106556665055² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106556664994 and 106556665012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108437 + ... + 474206.

It is an arithmetic number, because the mean of its divisors is an integer number (8110404480).

Almost surely, 2^106556665055 is an apocalyptic number.

106556665055 is a deficient number, since it is larger than the sum of its proper divisors (23209806625).

106556665055 is an equidigital number, since it uses as much as digits as its factorization.

106556665055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583190.

The product of its (nonzero) digits is 4050000, while the sum is 50.

The spelling of 106556665055 in words is "one hundred six billion, five hundred fifty-six million, six hundred sixty-five thousand, fifty-five".